* {
  margin: 0px;
  padding: 0px;
  box-sizing: border-box;
}
:root {
  /* Sanqian colour scheme A "Tech Aurora" (配色方案.pdf): primary 65%, teal 15%, mint 15%, yellow 5% */
  --primary: #0c3e52;
  --primary_dark: #082c3b;
  --accent: #5fb8b0;
  /* teal readable on white (text, small icons) */
  --accent_text: #2f8f87;
  /* teal highlights on dark backgrounds */
  --accent_light: #8fd8d0;
  --mint: #ebf4ef;
  --yellow: #eac84a;
  --title: #0c3e52;
  --text: #4b5b64;
  --text2: #7b8790;
  --yellow_dark: #d9b43a;
  --line: #dde6e3;
  --light: #f4f8f6;
  --light2: #f7faf9;
  --dark: #082c3b;
  /* standard dark backgrounds: hero, cards, footer (gradient never includes the yellow) */
  --grad_dark: linear-gradient(135deg, #082c3b 0%, #0c3e52 55%, #1b6670 100%);
  --grad_card: linear-gradient(160deg, #0c3e52 0%, #0a3546 60%, #15565f 100%);
  --grad_aurora: linear-gradient(90deg, #0c3e52 0%, #5fb8b0 50%, #ebf4ef 100%);
}
html {
  scroll-behavior: smooth;
  font-size: clamp(7.5px, 0.520834vw, 10px);
}
.content {
  max-width: 138rem;
  margin: 0px auto;
  position: relative;
}
.content .content {
  padding: 0px;
}
li {
  list-style: none;
}
li.swiper-slide {
  height: auto;
}
a {
  color: inherit;
  cursor: pointer;
  font-size: inherit;
  text-decoration: none;
}
i,
em {
  font-style: normal;
}
input,
button,
textarea,
select {
  border: none;
  outline: none;
  font-family: inherit;
  color: var(--title);
  background-color: transparent;
}
button {
  cursor: pointer;
}
body {
  font-size: 1.6rem;
  color: var(--title);
  font-family: 'Noto Sans SC', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
.img.img_cv {
  overflow: hidden;
}
.img.img_cv img {
  object-fit: cover;
}
.img.img_ct img {
  object-fit: contain;
}
.img img {
  width: 100%;
  height: 100%;
  display: block;
  transition: 0.5s;
  aspect-ratio: inherit;
}
.img_bg {
  position: relative;
  z-index: 2;
}
.img_bg > img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  left: 0px;
  top: 0px;
  z-index: -2;
}
/* section label: plain small teal text (no pill, no dot) */
.tag {
  display: inline-block;
  color: var(--accent_text);
  font-weight: 700;
  font-size: 1.4rem;
  line-height: 2rem;
  letter-spacing: 0.14em;
}
.tag.light {
  color: var(--accent_light);
}
.tcon h1,
.tcon h2 {
  color: var(--title);
  font-weight: 700;
  font-size: 5rem;
  line-height: 6.6rem;
  letter-spacing: 0.01em;
}
.tcon .tag + h1,
.tcon .tag + h2 {
  margin-top: 1.4rem;
}
.tcon h1 em,
.tcon h2 em {
  color: var(--accent_text);
}
.tcon p {
  color: var(--text);
  font-size: 1.8rem;
  line-height: 3.2rem;
}
.tcon h1 + p,
.tcon h2 + p {
  margin-top: 2rem;
}
.tcon.center {
  text-align: center;
}
.tcon.center h2 + p {
  margin-left: auto;
  margin-right: auto;
}
.tcon.light h1,
.tcon.light h2 {
  color: #fff;
}
.tcon.light p {
  color: rgba(255, 255, 255, 0.78);
}
.tcon.light h1 em,
.tcon.light h2 em {
  color: var(--accent_light);
}
.btn,
.btn_line {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  height: 6rem;
  padding: 0px 3rem;
  border-radius: 1.4rem;
  cursor: pointer;
  white-space: nowrap;
  font-weight: 600;
  font-size: 1.7rem;
  line-height: 1;
  letter-spacing: 0.02em;
  transition: 0.3s;
}
.btn.arrow::after,
.btn_line.arrow::after {
  content: '';
  flex-shrink: 0;
  width: 1rem;
  height: 0.8rem;
  background-color: currentColor;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 8' fill='none' stroke='%23000' stroke-width='1.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M.7 4h8.6M6 .7 9.3 4 6 7.3'/%3E%3C/svg%3E") no-repeat center / contain;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 8' fill='none' stroke='%23000' stroke-width='1.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M.7 4h8.6M6 .7 9.3 4 6 7.3'/%3E%3C/svg%3E") no-repeat center / contain;
  transition: transform 0.3s;
}
.btn.arrow:hover::after,
.btn_line.arrow:hover::after {
  transform: translateX(0.4rem);
}
/* primary CTA = the brand yellow (5 % of the scheme, as on the client mockups); .navy = solid navy variant */
.btn {
  color: var(--primary);
  background-color: var(--yellow);
}
.btn:hover {
  background-color: var(--yellow_dark);
}
.btn.navy {
  color: #fff;
  background-color: var(--primary);
}
.btn.navy:hover {
  background-color: var(--primary_dark);
}
.btn.teal {
  color: var(--primary);
  background-color: var(--yellow);
}
.btn.teal:hover {
  background-color: var(--yellow_dark);
}
.btn.white {
  color: var(--title);
  background-color: #fff;
}
.btn.white:hover {
  color: #fff;
  background-color: var(--primary);
}
.btn_line {
  color: var(--primary);
  border: 1.5px solid rgba(12, 62, 82, 0.4);
}
.btn_line:hover {
  color: #fff;
  border-color: var(--primary);
  background-color: var(--primary);
}
.btn_line.light {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.3);
}
.btn_line.light:hover {
  color: var(--title);
  border-color: #fff;
  background-color: #fff;
}
.btn_text {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  color: var(--primary);
  font-weight: 600;
  font-size: 1.7rem;
  line-height: 2.2rem;
  transition: 0.3s;
}
.btn_text::after {
  content: '';
  flex-shrink: 0;
  width: 1rem;
  height: 0.8rem;
  background-color: currentColor;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 8' fill='none' stroke='%23000' stroke-width='1.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M.7 4h8.6M6 .7 9.3 4 6 7.3'/%3E%3C/svg%3E") no-repeat center / contain;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 8' fill='none' stroke='%23000' stroke-width='1.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M.7 4h8.6M6 .7 9.3 4 6 7.3'/%3E%3C/svg%3E") no-repeat center / contain;
  transition: transform 0.3s;
}
.btn_text:hover {
  color: var(--accent_text);
}
.btn_text:hover::after {
  transform: translateX(0.4rem);
}
.swiper_btns {
  display: flex;
  gap: 1.2rem;
}
.swiper_btns div {
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 4.8rem;
  height: 4.8rem;
  border-radius: 50%;
  transition: 0.3s;
  color: var(--title);
  border: 1px solid var(--line);
  background-color: #fff;
}
.swiper_btns div::after {
  content: '';
  width: 1.2rem;
  height: 1rem;
  background-color: currentColor;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 10' fill='none' stroke='%23000' stroke-width='1.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M11.3 5H.7M4.8.8.7 5l4.1 4.2'/%3E%3C/svg%3E") no-repeat center / contain;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 10' fill='none' stroke='%23000' stroke-width='1.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M11.3 5H.7M4.8.8.7 5l4.1 4.2'/%3E%3C/svg%3E") no-repeat center / contain;
}
.swiper_btns .btn_next::after {
  transform: rotate(180deg);
}
.swiper_btns div:hover {
  color: #fff;
  border-color: var(--primary);
  background-color: var(--primary);
}
.swiper_btns .swiper-button-disabled {
  opacity: 0.35;
  pointer-events: none;
}
.swiper_btns:has(.swiper-button-lock) {
  display: none;
}
.check_list li {
  position: relative;
  padding-left: 2.8rem;
  color: var(--text);
  font-size: 1.7rem;
  line-height: 2.8rem;
}
.check_list li::before {
  content: '';
  position: absolute;
  left: 0px;
  top: 0.5rem;
  width: 1.6rem;
  height: 1.6rem;
  border-radius: 50%;
  background: var(--accent) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 8' fill='none' stroke='%230c1f2b' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M1 4.2 3.8 7 9 1'/%3E%3C/svg%3E") no-repeat center / 0.9rem;
}
.check_list.light li {
  color: rgba(255, 255, 255, 0.86);
}
/* shared card hover: light lift on every card */
.card_hover {
  transition: transform 0.35s, box-shadow 0.35s, border-color 0.35s;
}
.card_hover:hover {
  transform: translateY(-0.6rem);
}
/* small status labels (Available now / In development / Roadmap): plain text */
.status {
  display: inline-block;
  color: var(--accent_text);
  font-weight: 700;
  font-size: 1.3rem;
  line-height: 1.8rem;
  letter-spacing: 0.1em;
}
.status.soon {
  color: #b08c1a;
}
.status.later {
  color: var(--text2);
}


@media screen and (min-width: 769px) and (max-width: 1440px) {
  .content {
    padding: 0px 3rem;
  }
}

@media screen and (min-width: 769px) and (max-width: 1024px) {
  .content {
    max-width: 960px;
  }
  .tcon h1,
  .tcon h2 {
    font-size: 4.4rem;
    line-height: 1.2;
  }
}

@media screen and (max-width: 768px) {
  html {
    font-size: 10px;
  }
  body {
    font-size: 1.4rem;
  }
  .content {
    padding: 0px 20px;
  }
  .tag {
    font-size: 12px;
    line-height: 16px;
  }
  .tcon .tag + h1,
  .tcon .tag + h2 {
    margin-top: 10px;
  }
  .tcon h1,
  .tcon h2 {
    font-size: 28px;
    line-height: 1.25;
  }
  .tcon p {
    font-size: 15px;
    line-height: 1.7;
  }
  .tcon h1 + p,
  .tcon h2 + p {
    margin-top: 12px;
  }
  .btn,
  .btn_line {
    height: 46px;
    gap: 8px;
    padding: 0px 20px;
    border-radius: 6px;
    font-size: 15px;
  }
  .btn.arrow::after,
  .btn_line.arrow::after,
  .btn_text::after {
    width: 10px;
    height: 8px;
  }
  .btn_text {
    font-size: 15px;
    line-height: 18px;
  }
  .swiper_btns {
    gap: 12px;
  }
  .swiper_btns div {
    width: 40px;
    height: 40px;
  }
  .check_list li {
    padding-left: 24px;
    font-size: 15px;
    line-height: 1.7;
  }
  .check_list li::before {
    top: 5px;
    width: 15px;
    height: 15px;
  }
}

/* contact details: four columns separated by thin rules, white section */
.contact_info {
  padding: 7.2rem 0px 2rem;
  background-color: #fff;
}
.contact_info .list {
  display: grid;
  /* wider third column: the full company address wraps on two lines */
  grid-template-columns: minmax(0px, 1fr) minmax(0px, 1fr) minmax(0px, 1.6fr) minmax(0px, 0.8fr);
}
.contact_info .list.no_phone {
  grid-template-columns: minmax(0px, 1fr) minmax(0px, 1.6fr) minmax(0px, 0.8fr);
}
.contact_info li {
  padding: 0px 4rem;
}
.contact_info li:first-child {
  padding-left: 0px;
}
.contact_info li + li {
  border-left: 1px solid #e8ecee;
}
.contact_info span {
  display: block;
  color: var(--text2);
  font-size: 1.4rem;
  line-height: 2rem;
}
.contact_info a,
.contact_info strong {
  display: block;
  margin-top: 0.8rem;
  color: var(--title);
  font-weight: 700;
  font-size: 2.2rem;
  line-height: 3rem;
  white-space: nowrap;
  transition: color 0.3s;
}
.contact_info a.addr {
  font-size: 1.8rem;
  line-height: 2.8rem;
  white-space: normal;
}
.contact_info a:hover {
  color: var(--accent_text);
}
.contact_info p {
  margin-top: 0.4rem;
  color: var(--text);
  font-size: 1.5rem;
  line-height: 2.4rem;
}
@media screen and (min-width: 769px) and (max-width: 1024px) {
  .contact_info li {
    padding: 0px 16px;
  }
  .contact_info a,
  .contact_info strong {
    font-size: 18px;
    white-space: normal;
  }
}
@media screen and (max-width: 768px) {
  .contact_info {
    padding: 40px 0px 0px;
  }
  .contact_info .list {
    grid-template-columns: repeat(2, minmax(0px, 1fr));
    gap: 24px 0px;
  }
  .contact_info li,
  .contact_info li:first-child {
    padding: 0px 12px;
  }
  .contact_info li:nth-child(3) {
    border-left: none;
  }
  .contact_info span {
    font-size: 12px;
  }
  .contact_info a,
  .contact_info strong {
    font-size: 15px;
    line-height: 1.4;
    white-space: normal;
    word-break: break-all;
  }
  .contact_info p {
    font-size: 12px;
  }
}